/* Fundación Anhelo de Vida · estilos */
:root {
  --niebla: #E7E8E2; --salvia: #E3E9E0; --papel: #F4F3EE; --tinta: #1D2320;
  --suave: rgba(29, 35, 32, .62); --linea: rgba(29, 35, 32, .14); --acento: #C2654F;
  --serif: "Instrument Serif", Georgia, serif; --sans: "Inter", system-ui, sans-serif;
  --ease: cubic-bezier(.22, 1, .36, 1); --ancho: 1072px; --pad: 64px;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { background: var(--niebla); color: var(--tinta); font: 400 16px/1.65 var(--sans); -webkit-font-smoothing: antialiased; overflow-x: hidden; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }
::selection { background: var(--acento); color: var(--papel); }

/* tipografía */
.display { font: 400 clamp(42px, 6.4vw, 76px)/1.04 var(--serif); letter-spacing: -.01em; }
.titulo { font: 400 clamp(32px, 4.4vw, 52px)/1.08 var(--serif); letter-spacing: -.005em; }
.item { font: 400 clamp(22px, 2.4vw, 30px)/1.2 var(--serif); }
.texto { color: var(--suave); max-width: 62ch; }
.texto p + p { margin-top: 1em; }
.etiqueta { font: 500 12px/1.4 var(--sans); letter-spacing: .16em; text-transform: uppercase; }
.antetitulo { display: inline-flex; align-items: center; gap: 12px; }
.antetitulo::before { content: ""; width: 28px; height: 1px; background: var(--acento); }
.acento { color: var(--acento); }
.suave { color: var(--suave); }

/* estructura */
.seccion { padding: 140px var(--pad); position: relative; overflow: clip; }
.contenido { max-width: var(--ancho); margin: 0 auto; display: flex; flex-direction: column; gap: 56px; }
.bg-niebla { background: var(--niebla); } .bg-papel { background: var(--papel); } .bg-salvia { background: var(--salvia); }
.bg-tinta { background: var(--tinta); color: var(--papel); } .bg-tinta .texto { color: rgba(244, 243, 238, .7); }
.cols { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.cols-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 48px; }
.linea { height: 1px; background: var(--linea); width: 100%; }
.pila { display: flex; flex-direction: column; gap: 22px; }
.fila { display: flex; gap: 14px; align-items: center; flex-wrap: wrap; }

/* encabezado de página */
.encabezado { padding: 190px var(--pad) 96px; }
.encabezado .contenido { gap: 28px; position: relative; }
.encabezado .display { max-width: 640px; }
.encabezado .texto { max-width: 540px; }
.encabezado .figura { position: absolute; right: -16px; top: -40px; width: 400px; height: 400px; }

/* menú */
.nav { position: fixed; inset: 0 0 auto 0; z-index: 50; background: rgba(231, 232, 226, .84); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); transition: background .4s; }
.nav-in { display: flex; align-items: center; justify-content: space-between; padding: 14px 40px; gap: 24px; }
.nav-logo img { height: 57px; width: auto; }
.nav-enlaces { display: flex; align-items: center; gap: 28px; font-size: 14px; }
.nav-enlaces a:not(.boton) { position: relative; }
.nav-enlaces a:not(.boton)::after { content: ""; position: absolute; left: 0; right: 0; bottom: -4px; height: 1px; background: var(--acento); transform: scaleX(0); transform-origin: left; transition: transform .4s var(--ease); }
.nav-enlaces a:hover::after, .nav-enlaces a.actual::after { transform: scaleX(1); }
.nav-menu { display: none; width: 44px; height: 44px; border: 0; background: none; cursor: pointer; position: relative; }
.nav-menu span { position: absolute; left: 11px; width: 22px; height: 1.5px; background: var(--tinta); transition: transform .4s var(--ease), top .4s var(--ease); }
.nav-menu span:first-child { top: 18px; } .nav-menu span:last-child { top: 25px; }
.nav.abierto .nav-menu span:first-child { top: 21.5px; transform: rotate(45deg); }
.nav.abierto .nav-menu span:last-child { top: 21.5px; transform: rotate(-45deg); }

/* botones */
.boton { display: inline-flex; align-items: center; gap: 10px; padding: 16px 28px; border-radius: 100px; font-size: 14px; font-weight: 500; background: var(--tinta); color: var(--papel); border: 0; cursor: pointer; transition: transform .4s var(--ease), background .3s; white-space: nowrap; }
.boton::before { content: ""; width: 7px; height: 7px; background: var(--acento); transform: rotate(45deg); }
.boton:hover { background: var(--acento); transform: translateY(-2px) scale(1.03); }
.boton:hover::before { background: var(--papel); }
.boton.chico { padding: 10px 18px; }
.boton.claro { background: transparent; color: var(--tinta); border: 1px solid rgba(29, 35, 32, .25); }
.boton.claro::before { display: none; }
.boton.claro:hover { background: var(--tinta); color: var(--papel); }
.boton.acento { background: var(--acento); }
.boton.acento:hover { background: var(--papel); color: var(--tinta); }
.bg-tinta .boton.claro { color: var(--papel); border-color: rgba(244, 243, 238, .3); }
.enlace-flecha { color: var(--acento); font-weight: 500; font-size: 14px; }

/* revelados */
.rv { opacity: 0; transform: translateY(26px); transition: opacity 1.1s var(--ease), transform 1.1s var(--ease); }
.rv.in { opacity: 1; transform: none; }
.palabras .w { display: inline-block; opacity: 0; transform: translateY(18px); filter: blur(10px); transition: opacity .9s var(--ease), transform .9s var(--ease), filter .9s var(--ease); }
.palabras.in .w { opacity: 1; transform: none; filter: none; }
.foto { border-radius: 24px; overflow: hidden; background: var(--salvia); position: relative; }
.foto img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.2s var(--ease); }
.foto.rv { transform: translateY(30px) scale(1.03); }
.foto.rv.in { transform: none; }
a:hover .foto img, .foto.zoom:hover img { transform: scale(1.04); }

/* historia interactiva del inicio */
.historia { height: 700vh; position: relative; background: var(--niebla); transition: background 1s; }
.historia-fija { position: sticky; top: 0; height: 100vh; overflow: hidden; }
.historia-svg { position: absolute; left: 63%; top: 52%; width: min(62vh, 560px); height: min(62vh, 560px); transform: translate(-50%, -50%); }
.historia-texto { position: absolute; left: 7vw; top: 50%; transform: translateY(-50%); width: min(500px, 42vw); }
.historia-texto .titulo { margin: 18px 0; }
.historia-texto .cap { transition: opacity .7s var(--ease), transform .7s var(--ease); }
.historia-texto .cap.out { opacity: 0; transform: translateY(14px); }
.historia-rail { position: absolute; right: 40px; top: 50%; transform: translateY(-50%); display: flex; flex-direction: column; gap: 14px; }
.historia-rail button { width: 8px; height: 8px; border: 0; border-radius: 50%; background: var(--linea); cursor: pointer; transition: background .3s, transform .3s; }
.historia-rail button.on { background: var(--acento); transform: scale(1.5); }
.historia-pista { position: absolute; bottom: 36px; left: 50%; transform: translateX(-50%); font-size: 12px; letter-spacing: .16em; text-transform: uppercase; color: var(--suave); animation: flota 2.4s ease-in-out infinite; }
.historia .boton { margin-top: 10px; }
.suenos span { position: absolute; font: 400 22px var(--serif); color: var(--acento); opacity: 0; transition: opacity 1s, transform 6s linear; }
@keyframes flota { 50% { transform: translate(-50%, -8px); } }

/* tu pieza */
.tupieza { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.tupieza svg { width: 100%; max-width: 420px; margin: auto; overflow: visible; }
.tipos { display: flex; gap: 16px; flex-wrap: wrap; }
.tipo { background: none; border: 0; cursor: pointer; display: flex; flex-direction: column; align-items: center; gap: 6px; font-size: 13px; color: var(--suave); }
.tipo i { width: 42px; height: 42px; display: block; clip-path: polygon(50% 0, 100% 100%, 0 100%); transition: transform .4s var(--ease); }
.tipo.on { color: var(--tinta); font-weight: 500; } .tipo.on i { transform: scale(1.18) translateY(-3px); }
.campo-linea { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.campo-linea input { flex: 1; min-width: 200px; border: 0; border-bottom: 1px solid var(--linea); background: transparent; padding: 12px 0; outline: none; }
.campo-linea input:focus { border-color: var(--tinta); }
.pieza-hueco { fill: none; stroke: rgba(29, 35, 32, .28); stroke-dasharray: 1.2 1.2; stroke-width: .35; }

/* figuras y puente */
svg .tri { transform-box: fill-box; transform-origin: center; transition: transform 1.4s cubic-bezier(.34, 1.2, .5, 1), opacity 1s; }
.armable:not(.armada) .tri { opacity: 0; }
.figura svg, .puente svg { width: 100%; height: 100%; overflow: visible; }
.figura { animation: levita 6s ease-in-out infinite; }
@keyframes levita { 50% { transform: translateY(-8px); } }
.puente { width: 100%; aspect-ratio: 400 / 180; }
.viajera { animation: cruza 9s ease-in-out 3.4s infinite; opacity: 0; }
.armada .viajera { opacity: 1; transition: opacity .8s 3s; }
@keyframes cruza { 0%, 100% { transform: translateX(0); } 42%, 50% { transform: translateX(96px); } 92% { transform: translateX(0); } }
.falta { cursor: pointer; }

/* listas tipo fila */
.filas > * { border-top: 1px solid var(--linea); }
.fila-programa { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; padding: 56px 0; }
.fila-programa .foto { aspect-ratio: 1.3; }
.fila-valor { display: grid; grid-template-columns: 80px 1fr 1fr; gap: 40px; align-items: center; padding: 28px 0; }

/* tarjetas (sin cajas) */
.rejilla { display: grid; grid-template-columns: repeat(3, 1fr); gap: 56px; }
.tarjeta { display: flex; flex-direction: column; gap: 14px; }
.tarjeta .foto { aspect-ratio: 1.3; border-radius: 20px; }
.chips { display: flex; gap: 8px; flex-wrap: wrap; }
.chip { font: 500 11px/1 var(--sans); letter-spacing: .14em; text-transform: uppercase; padding: 7px 12px; border-radius: 100px; border: 1px solid rgba(29, 35, 32, .2); }
.chip.acento { border-color: rgba(194, 101, 79, .5); color: var(--acento); }

/* aliados */
.aliados { display: grid; grid-template-columns: repeat(4, 1fr); gap: 48px; text-align: center; }
.aliado { display: flex; flex-direction: column; align-items: center; gap: 14px; }
.aliado img { width: 112px; height: 112px; object-fit: contain; transition: transform .4s var(--ease); }
.aliado:hover img { transform: scale(1.06); }
.aliado .item { min-height: 112px; display: flex; align-items: center; }

/* galería */
.galeria { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.galeria button { border: 0; padding: 0; cursor: zoom-in; aspect-ratio: 1; border-radius: 18px; overflow: hidden; position: relative; background: var(--salvia); }
.galeria img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s var(--ease); }
.galeria button:hover img { transform: scale(1.05); }
.galeria small { position: absolute; left: 0; right: 0; bottom: 0; padding: 40px 14px 12px; background: linear-gradient(transparent, rgba(29, 35, 32, .6)); color: var(--papel); font-size: 11px; letter-spacing: .14em; text-transform: uppercase; text-align: left; }
.visor { position: fixed; inset: 0; z-index: 100; background: rgba(29, 35, 32, .92); display: flex; align-items: center; justify-content: center; padding: 48px; opacity: 0; pointer-events: none; transition: opacity .4s; }
.visor.on { opacity: 1; pointer-events: auto; }
.visor img { max-height: 86vh; border-radius: 16px; transform: scale(.94); transition: transform .5s var(--ease); }
.visor.on img { transform: none; }
.visor p { position: absolute; bottom: 20px; color: var(--papel); font-size: 13px; }
.visor button { position: absolute; top: 20px; right: 24px; background: none; border: 0; color: var(--papel); font-size: 30px; cursor: pointer; }

/* formularios */
.form { display: flex; flex-direction: column; gap: 26px; }
.form label { display: flex; flex-direction: column; gap: 6px; font: 500 12px var(--sans); letter-spacing: .14em; text-transform: uppercase; }
.form input, .form select, .form textarea { border: 0; border-bottom: 1px solid var(--linea); background: transparent; padding: 12px 0; font: 400 16px var(--sans); letter-spacing: 0; text-transform: none; outline: none; border-radius: 0; }
.form input:focus, .form select:focus, .form textarea:focus { border-color: var(--tinta); }
.form textarea { min-height: 130px; resize: vertical; }
.form .acepto { flex-direction: row; align-items: flex-start; gap: 10px; text-transform: none; letter-spacing: 0; font-size: 13px; color: var(--suave); }
.form .acepto input { width: auto; margin-top: 4px; }
.form-fila { display: grid; grid-template-columns: repeat(3, 1fr) auto; gap: 32px; align-items: end; }
.aviso { font-size: 14px; padding: 14px 18px; border-radius: 14px; background: var(--salvia); }
.aviso.error { background: #F3DED8; }

/* donaciones */
.don { display: grid; grid-template-columns: 260px 1fr 220px; gap: 40px; align-items: center; padding: 32px 0; border-top: 1px solid var(--linea); }
.don-pieza { display: flex; align-items: center; gap: 16px; }
.don-pieza i { width: 18px; height: 18px; transform: rotate(45deg); border-radius: 3px; flex: none; }
.don-monto { text-align: right; display: flex; flex-direction: column; align-items: flex-end; gap: 8px; }
.dato { padding-top: 28px; border-top: 1px solid var(--linea); display: flex; flex-direction: column; gap: 8px; }

/* contenido enriquecido */
.rico { color: var(--suave); max-width: 680px; }
.rico h2 { font: 400 30px/1.2 var(--serif); color: var(--tinta); margin: 1.4em 0 .5em; }
.rico p { margin-bottom: 1em; }
.rico ul { margin: 0 0 1em 1.2em; } .rico li { margin-bottom: .4em; }

/* academia: curso */
.curso-layout { display: grid; grid-template-columns: 1fr 340px; gap: 72px; align-items: start; }
.ficha { position: sticky; top: 110px; display: flex; flex-direction: column; }
.ficha .r { display: flex; justify-content: space-between; gap: 16px; padding: 16px 0; border-top: 1px solid var(--linea); font-size: 14px; }
.temario button { width: 100%; display: grid; grid-template-columns: 40px 1fr auto; gap: 16px; align-items: center; text-align: left; padding: 20px 0; border: 0; border-top: 1px solid var(--linea); background: none; cursor: pointer; }
.temario button:disabled { cursor: not-allowed; opacity: .5; }
.temario .n { width: 28px; height: 28px; border-radius: 50%; border: 1px solid var(--linea); display: flex; align-items: center; justify-content: center; font-size: 12px; }
.temario .hecha .n { background: var(--acento); border-color: var(--acento); color: var(--papel); }
.temario .activa { color: var(--acento); }
.barra { height: 4px; background: var(--linea); border-radius: 4px; overflow: hidden; }
.barra i { display: block; height: 100%; background: var(--acento); width: 0; transition: width .8s var(--ease); }
.leccion { display: flex; flex-direction: column; gap: 24px; }
.video { aspect-ratio: 16 / 9; border-radius: 20px; overflow: hidden; background: var(--tinta); }
.video iframe, .video video { width: 100%; height: 100%; border: 0; }
.certificado { display: none; }
@media print {
  body * { visibility: hidden !important; }
  .certificado, .certificado * { visibility: visible !important; }
  .certificado { display: flex !important; position: fixed; inset: 0; }
}
.certificado { flex-direction: column; align-items: center; justify-content: center; text-align: center; gap: 22px; background: var(--papel); padding: 60px; border: 2px solid var(--tinta); }

/* pie */
.pie { background: var(--tinta); color: var(--papel); padding: 112px var(--pad) 40px; }
.pie .contenido { gap: 72px; }
.pie-cols { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 56px; }
.pie img { height: 88px; width: auto; }
.pie h4 { font: 500 12px var(--sans); letter-spacing: .16em; text-transform: uppercase; color: var(--acento); margin-bottom: 14px; }
.pie ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.pie a:hover { color: var(--acento); }
.pie-legal { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; border-top: 1px solid rgba(244, 243, 238, .14); padding-top: 24px; font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: rgba(244, 243, 238, .6); }
.vacio { padding: 40px 0; }

/* responsive */
@media (max-width: 1100px) {
  :root { --pad: 40px; }
  .nav-enlaces { display: none; }
  .nav-menu { display: block; }
  .nav.abierto { background: rgba(231, 232, 226, .98); }
  .nav.abierto .nav-enlaces { display: flex; flex-direction: column; align-items: flex-start; gap: 22px; padding: 12px 40px 32px; font-size: 16px; }
  .nav-in { flex-wrap: wrap; }
  .encabezado .figura { position: relative; right: auto; top: auto; width: 300px; height: 300px; margin: 0 auto; }
  .rejilla { grid-template-columns: 1fr 1fr; }
  .galeria { grid-template-columns: repeat(3, 1fr); }
  .aliados { grid-template-columns: repeat(3, 1fr); }
  .don, .curso-layout { grid-template-columns: 1fr; gap: 24px; }
  .don-monto { align-items: flex-start; text-align: left; }
  .ficha { position: relative; top: 0; }
  .historia-svg { left: 50%; top: 34%; width: min(46vh, 80vw); height: min(46vh, 80vw); }
  .historia-texto { left: 24px; right: 24px; width: auto; top: auto; bottom: 90px; transform: none; }
  .historia-rail { right: 14px; }
  .pie-cols { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 700px) {
  :root { --pad: 24px; }
  .nav-in { padding: 10px 20px; } .nav-logo img { height: 46px; }
  .nav.abierto .nav-enlaces { padding: 12px 20px 28px; }
  .seccion { padding: 88px var(--pad); }
  .encabezado { padding: 140px var(--pad) 64px; }
  .encabezado .figura { width: 240px; height: 240px; }
  .cols, .cols-3, .tupieza, .fila-programa, .rejilla, .pie-cols, .form-fila { grid-template-columns: 1fr; gap: 32px; }
  .fila-valor { grid-template-columns: 1fr; gap: 10px; }
  .fila-programa { padding: 40px 0; }
  .galeria { grid-template-columns: 1fr 1fr; gap: 10px; }
  .aliados { grid-template-columns: 1fr 1fr; gap: 32px; }
  .contenido { gap: 40px; }
  .historia-pista { display: none; }
  .historia-texto .titulo { font-size: 30px; }
  .pie { padding: 80px var(--pad) 32px; }
  .pie-legal { flex-direction: column; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .rv, .palabras .w, .armable .tri { opacity: 1 !important; transform: none !important; filter: none !important; }
}

/* v2 · partículas que llenan el espacio y sueños flotantes */
[data-particulas] { position: relative; }
.particulas { position: absolute; left: 0; top: 0; width: 100%; height: 100%; pointer-events: none; z-index: 0; }
[data-particulas] > .contenido, .historia-fija > :not(.particulas) { z-index: 1; }
[data-particulas] > .contenido { position: relative; }
.historia-svg { width: min(74vh, 680px); height: min(74vh, 680px); z-index: 1; }
.suenos { position: absolute; left: 63%; top: 52%; width: 0; height: 0; z-index: 2; pointer-events: none; }
.suenos span { position: absolute; left: 0; top: 0; white-space: nowrap; font: italic 400 clamp(20px, 2.2vw, 30px) var(--serif); color: var(--acento);
  opacity: 0; transform: rotate(var(--a)) translate(min(30vh, 290px)) rotate(calc(-1 * var(--a))) translate(-50%, -50%) scale(.6);
  transition: opacity .9s var(--ease), transform 1.2s var(--ease); }
.suenos span:nth-child(even) { color: var(--tinta); font-size: clamp(16px, 1.6vw, 22px); }
.suenos.on span { opacity: 1; transform: rotate(var(--a)) translate(min(36vh, 340px)) rotate(calc(-1 * var(--a))) translate(-50%, -50%); animation: sueno 7s ease-in-out var(--d) infinite; }
.suenos.on span:nth-child(odd) { transition-delay: .15s; }
@keyframes sueno { 0%, 100% { margin-top: 0; } 50% { margin-top: -14px; } }
@media (max-width: 1100px) {
  .historia-svg { width: min(46vh, 84vw); height: min(46vh, 84vw); }
  .suenos { left: 50%; top: 34%; }
  .suenos span, .suenos span:nth-child(even) { font-size: 14px; }
  .suenos.on span { transform: rotate(var(--a)) translate(min(25vh, 38vw)) rotate(calc(-1 * var(--a))) translate(-50%, -50%); }
}

/* v3 · muro de donantes */
.muro { align-items: center; }
.muro-fig { display: flex; flex-direction: column; align-items: center; gap: 12px; }
.muro-svg { width: 100%; max-width: 420px; overflow: visible; animation: levita 7s ease-in-out infinite; }
.muro-svg polygon { transition: opacity .5s var(--ease), transform .5s var(--ease); transform-box: fill-box; transform-origin: center; }
.muro-svg polygon[data-k]:hover { transform: scale(1.12); }
.muro-svg .apagada { opacity: .18; }
.muro-tip { font-size: 14px; color: var(--suave); min-height: 1.5em; text-align: center; }
.muro-tip b { color: var(--tinta); }
.leyenda { display: flex; flex-wrap: wrap; gap: 10px 18px; font-size: 13px; color: var(--suave); }
.leyenda span { display: inline-flex; align-items: center; gap: 8px; }
.leyenda i, .donante i { width: 12px; height: 12px; display: block; clip-path: polygon(50% 0, 100% 100%, 0 100%); flex: none; }
.donantes { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 0 32px; }
.donante { display: flex; gap: 14px; align-items: flex-start; padding: 16px 0; border-top: 1px solid var(--linea); transition: transform .4s var(--ease); cursor: default; }
.donante i { width: 16px; height: 16px; margin-top: 4px; transition: transform .4s var(--ease); }
.donante div { display: flex; flex-direction: column; }
.donante b { font: 400 21px/1.2 var(--serif); }
.donante span { font-size: 13px; color: var(--suave); }
.donante.on { transform: translateX(6px); }
.donante.on i { transform: scale(1.4) rotate(12deg); }

/* v4 · aliados y pie */
.aliados { align-items: start; }
.aliado img { width: auto; height: 84px; max-width: 200px; object-fit: contain; }
.aliado .item { min-height: 84px; text-align: center; }
.pie-legal { align-items: center; }
.pie-admin { border: 1px solid rgba(244, 243, 238, .25); padding: 8px 14px; border-radius: 100px; }
.pie-admin:hover { background: var(--papel); color: var(--tinta) !important; }
.pie-credito { display: inline-flex; align-items: center; gap: 10px; }
.pie .pie-credito img { height: 22px; width: auto; opacity: .8; transition: opacity .3s; }
.pie-credito:hover img { opacity: 1; }